Wheelbarrow leg extension



FIG. 1 is a side elevational view of a wheelbarrow leg extension showing our new design, the broken lines are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

The ornamental design for a wheelbarrow leg extension, as shown and described. 